#!/bin/bash

# when export srs-librtmp single files
# package the whole project to srs_librtmp.h and srs_librtmp.cpp
#
# params:
#     $SRS_OBJS_DIR the objs directory for Makefile. ie. objs
#     $SRS_EXPORT_LIBRTMP_SINGLE the export srs-librtmp single path. ie. srs-librtmp
#

# the target dir must created
if [[ ! -d $SRS_EXPORT_LIBRTMP_SINGLE ]]; then
    echo -e "${RED}error, target dir not created: $SRS_EXPORT_LIBRTMP_SINGLE${BLACK}"
    exit -1
fi

# generate the srs_librtmp.h
cp $SRS_EXPORT_LIBRTMP_SINGLE/src/libs/srs_librtmp.hpp $SRS_EXPORT_LIBRTMP_SINGLE/srs_librtmp.h

# create srs_librtmp.cpp
FILE=$SRS_EXPORT_LIBRTMP_SINGLE/srs_librtmp.cpp
cat << END >$FILE
/**
 * The MIT License (MIT)
 *
 * Copyright (c) 2013-2017 OSSRS(winlin)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#include "srs_librtmp.h"

END
# build objs auto files to cpp
cat $SRS_EXPORT_LIBRTMP_SINGLE/$SRS_OBJS_DIR/srs_auto_headers.hpp >>$FILE
ret=$?; if [[ $ret -ne 0 ]]; then 
    echo -e "${RED}failed to generate the srs_librtmp.cpp${BLACK}"
    exit $ret
fi
# module to hpp files.
function build_module_hpp()
{
    echo "build files ${SRS_LIBRTMP_OBJS} to $FILE"
    for item in ${SRS_LIBRTMP_OBJS[*]}; do
        FILE_NAME="${item%.*}"
        echo "// following is generated by ${FILE_NAME}.hpp" >> $FILE &&
        $SED "s|#include <srs_|//#include <srs_|g" $SRS_EXPORT_LIBRTMP_SINGLE/${FILE_NAME}.hpp &&
        cat $SRS_EXPORT_LIBRTMP_SINGLE/${FILE_NAME}.hpp >>$FILE
        ret=$?; if [[ $ret -ne 0 ]]; then 
            echo -e "${RED}failed to generate the srs_librtmp.cpp by ${FILE_NAME}.hpp. {${BLACK}"
            exit $ret
        fi
    done
}
SRS_LIBRTMP_OBJS="${CORE_OBJS[@]}" && build_module_hpp
SRS_LIBRTMP_OBJS="${KERNEL_OBJS[@]}" && build_module_hpp
SRS_LIBRTMP_OBJS="${PROTOCOL_OBJS[@]}" && build_module_hpp
SRS_LIBRTMP_OBJS="${LIBS_OBJS[@]}" && build_module_hpp
# module to cpp files.
function build_module_cpp()
{
    echo "build files ${SRS_LIBRTMP_OBJS} to $FILE"
    for item in ${SRS_LIBRTMP_OBJS[*]}; do
        FILE_NAME="${item%.*}"
        echo "// following is generated by ${FILE_NAME}.cpp" >> $FILE &&
        $SED "s|#include <srs_|//#include <srs_|g" $SRS_EXPORT_LIBRTMP_SINGLE/${FILE_NAME}.cpp &&
        cat $SRS_EXPORT_LIBRTMP_SINGLE/${FILE_NAME}.cpp >>$FILE
        ret=$?; if [[ $ret -ne 0 ]]; then 
            echo -e "${RED}failed to generate the srs_librtmp.cpp by ${FILE_NAME}.cpp. {${BLACK}"
            exit $ret
        fi
    done
}
SRS_LIBRTMP_OBJS="${CORE_OBJS[@]}" && build_module_cpp
SRS_LIBRTMP_OBJS="${KERNEL_OBJS[@]}" && build_module_cpp
SRS_LIBRTMP_OBJS="${PROTOCOL_OBJS[@]}" && build_module_cpp
SRS_LIBRTMP_OBJS="${LIBS_OBJS[@]}" && build_module_cpp

# create example.cpp
FILE=$SRS_EXPORT_LIBRTMP_SINGLE/example.c
SRS_SINGLE_LIBRTMP_COMPILE='gcc example.c srs_librtmp.cpp -g -O0 -lstdc++ -o example'
cat << END >$FILE
/**
# Example to use srs-librtmp
# see: https://github.com/ossrs/srs/wiki/v2_CN_SrsLibrtmp
    ${SRS_SINGLE_LIBRTMP_COMPILE}
*/
#include <stdio.h>
#include "srs_librtmp.h"

int main(int argc, char** argv) 
{
    srs_rtmp_t rtmp;
    
    printf("Example for srs-librtmp\n");
    printf("SRS(ossrs) client librtmp library.\n");
    printf("version: %d.%d.%d\n", srs_version_major(), srs_version_minor(), srs_version_revision());
    
    rtmp = srs_rtmp_create("rtmp://ossrs.net/live/livestream");
    srs_human_trace("create rtmp success");
    srs_rtmp_destroy(rtmp);
    
    return 0;
}

END

## compile the example
#(cd $SRS_EXPORT_LIBRTMP_SINGLE && echo "${SRS_SINGLE_LIBRTMP_COMPILE}" &&
#`${SRS_SINGLE_LIBRTMP_COMPILE}` && ./example && rm -f example)
#ret=$?; if [[ $ret -ne 0 ]]; then
#    echo "(cd $SRS_EXPORT_LIBRTMP_SINGLE && ${SRS_SINGLE_LIBRTMP_COMPILE} && ./example && rm -f example)"
#    echo -e "${RED}failed to compile example.${BLACK}"
#    exit $ret
#fi

# clear the files for srs-librtmp project, generated by generate-srs-librtmp-project.sh
(cd $SRS_EXPORT_LIBRTMP_SINGLE && rm -rf auto $SRS_OBJS_DIR research src Makefile)
